26 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
smear, HIV/HCV testing ... changes), high MCV anemia ... unclear, or if a primary ... hematologic disorder ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Artifact (redo CBC ... Myelogenous Leukemia • Primary ... • Rheumatic disorders ... Iron deficiency anemia
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup ... Eating disorders ... Acquired Aplastic Anemia ... Primary hematological ... Diagnosis #Algorithm #Hematology
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup ... Eating disorders ... Acquired Aplastic Anemia ... Primary hematological ... Diagnosis #Algorithm #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Neutrophils - Low RBC ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
usually IgM) (e.g. primary ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... hypertension • Unusual RBC ... membrane disorder ... Diagnosis #Algorithm #workup ... #hematology #testing
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... Cold Agglutinin Syndrome ... Positive Coombs testing ... Blood smear - RBC ... #hematology #diagnosis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... Chronic inflammatory disorders ... Post-splenectomy Primary ... Myelodysplastic syndrome ... #hematology #secondary
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... Pancytopenia is a hematologic ... Leukopenia is primarily ... that involves disorders ... These causes could